{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-61640","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-10T17:38:57.111Z","datePublished":"2026-08-31T20:47:39.969Z","dateUpdated":"2026-09-02T17:34:28.745Z"},"containers":{"cna":{"title":"Wallos: SSRF via OIDC Token/UserInfo URL Configuration","problemTypes":[{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.5,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/ellite/Wallos/security/advisories/GHSA-x9x5-gh69-q7cm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/ellite/Wallos/security/advisories/GHSA-x9x5-gh69-q7cm"},{"name":"https://github.com/ellite/Wallos/pull/1092","tags":["x_refsource_MISC"],"url":"https://github.com/ellite/Wallos/pull/1092"},{"name":"https://github.com/ellite/Wallos/commit/b75f13d0ffa3ed7e77e8e79e4b9fd3fc528c98d3","tags":["x_refsource_MISC"],"url":"https://github.com/ellite/Wallos/commit/b75f13d0ffa3ed7e77e8e79e4b9fd3fc528c98d3"},{"name":"https://github.com/ellite/Wallos/releases/tag/v4.9.6","tags":["x_refsource_MISC"],"url":"https://github.com/ellite/Wallos/releases/tag/v4.9.6"}],"affected":[{"vendor":"ellite","product":"Wallos","versions":[{"version":"< 4.9.6","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-08-31T20:47:39.969Z"},"descriptions":[{"lang":"en","value":"Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.9.6, Admin-configured OIDC token_url and user_info_url in includes/oidc/handle_oidc_callback.php:18-49 are used directly in curl_init() with zero SSRF filtering. Unlike logo/webhook URLs which have validate_webhook_url_for_ssrf(), OIDC URLs bypass all protections. Admin sets URL to http://169.254.169.254/latest/meta-data/ for cloud metadata access or internal network pivoting. This issue has been patched in version 4.9.6."}],"source":{"advisory":"GHSA-x9x5-gh69-q7cm","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-02T17:34:11.577968Z","id":"CVE-2026-61640","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-02T17:34:28.745Z"}}]}}